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Shindaiwa 68006-94310 User Manual

Page 19

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19

EC7500.34

High and Low Speed Needle

The high and low speed needle is fixed

and cannot be adjusted.

Spark Plug Maintenance

If the engine becomes hard to start or

if idle speed is unstable, inspect the

spark plug according to the following

procedures.
1. Remove the spark plug. Refer to

the procedures on page 13, If the

Engine Does Not Start…

2. Clean the electrode with a wire

brush. If necessary, adjust the

electrode gap. The gap should be

0.6mm. See Figure 24.

Cleaning Cylinder Fins

WARNING!

Before cleaning cylinder fins, make

sure the engine is cold.

Dust and debris may accumulate

between the cylinder fins and can lead

to engine overheating. In order to

maintain efficient service, cylinder fins

should be cleaned once every month.

Checking the Drive Belt

The transmission belt tends to loosen

and wear after a period of operation

and should be checked and adjusted

regularly according the following

procedures. If the belt is worn, torn,

cracked, scratched or otherwise

damaged, replace it with a new one

immediately.

Adjusting Belt Tension

(Figure 25)

1. Loosen the two bolts in the belt

guard by one turn.

2. Turn the tension screw so the

washer aligns with the mark on the

clutch cover.

3. Tighten the two bolts in the belt

guard.

Figure 24

0.6mm

EC7500.34A

Figure 25

Clutch

Cover

Bolt

Mark

Belt Guard

Washer

Tension

Screw

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